Styling Qt Widgets Using Qt Stylesheets

Qt is a powerful cross-platform framework for developing graphical user interfaces. One of the key features of Qt is its ability to customize the look and feel of widgets using stylesheets. In this article, we will explore how to style Qt widgets using Qt stylesheets.

Creating a Stylesheet

To create a stylesheet for your Qt application, you can either create a separate .qss file or add the styles directly in your code. Stylesheets use a syntax similar to CSS, with a few differences specific to Qt.

    QTextEdit {
        background-color: lightgray;
        color: black;
        font-size: 16px;
    }
    

Applying Stylesheet to Widgets

To apply a stylesheet to a widget, you can use the setStyleSheet() method. This method takes a string parameter that contains the stylesheet rules for the widget.

    QTextEdit *textEdit = new QTextEdit();
    textEdit->setStyleSheet("background-color: lightgray; color: black; font-size: 16px;");
    

Common Stylesheet Properties

Here are some of the common properties you can use in Qt stylesheets:

• background-color: sets the background color of the widget
• color: sets the text color of the widget
• font-size: sets the font size of the text in the widget
• border: sets the border of the widget

Conclusion

Qt stylesheets provide a flexible way to customize the appearance of widgets in your Qt application. By using stylesheets, you can easily change the look and feel of your application without having to write custom drawing code. Experiment with different styles to create visually appealing user interfaces for your Qt applications.